MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a25220d36761cb66dd0802e6bc007a963f4d6caea2f1cba85b078171766d6311. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Threat unknown


Vendor detections: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a25220d36761cb66dd0802e6bc007a963f4d6caea2f1cba85b078171766d6311
SHA3-384 hash: 9376a3ce67c993db25c29f64d38ec873215e9daef9d8e69a4717d6e6eb1af9d3926b566d98a746d5f00f1af8a1997ccf
SHA1 hash: de96bc61f52d5d7f790d84ab6ad54ae178211c2d
MD5 hash: 5d6b01b87783fd49b95ee6570c69ad19
humanhash: oscar-idaho-magnesium-sierra
File name:GAMESPORTSWEAR_20678.PDF.exe
Download: download sample
File size:736'768 bytes
First seen:2020-08-12 15:56:13 UTC
Last seen:2020-08-12 17:00:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:JqxK8rmyu03+l03+2LweixLfWTbgXLFOJTROlyHKk/HH79/k+KF6:J18du03+l03+2LLixjWTbgsJAwqQn79d
Threatray 827 similar samples on MalwareBazaar
TLSH 86F4D02473A59A23D23A3E36CA77551007B7BCA3B539C31E5A8D73CE983439D4D107AA
Reporter abuse_ch
Tags:exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: atl4mhob18.registeredsite.com
Sending IP: 209.17.115.111
From: GameSportswear <greg@wilmingtontrophy.com>
Reply-To: pmperfect@protonmail.com
Subject: Invoice 20678 - 7/30/2020 GameSportsWears
Attachment: GAMESPORTSWEAR_20678.PDF.ISO (contains "GAMESPORTSWEAR_20678.PDF.exe")

Intelligence

File Origin
# of uploads :
3
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Detection:
FirebirdRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/44315/
Detection(s):
SecuriteInfo.com.RSharedStrings.17212.6809.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Connection attempt
Forced shutdown of a system process
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
Hive RAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/423178
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Binary contains a suspicious time stamp
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected Hive RAT
Yara detected MultiObfuscated
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 264033 Sample: GAMESPORTSWEAR_20678.PDF.exe Startdate: 13/08/2020 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 Yara detected Hive RAT 2->39 41 11 other signatures 2->41 8 GAMESPORTSWEAR_20678.PDF.exe 7 2->8         started        process3 file4 27 C:\Users\user\AppData\Local\...\tmp5699.tmp, XML 8->27 dropped 29 C:\Users\user\AppData\Roaming\nEtYUAOy.exe, PE32 8->29 dropped 45 Writes to foreign memory regions 8->45 47 Injects a PE file into a foreign processes 8->47 12 RegSvcs.exe 3 8->12         started        15 schtasks.exe 1 8->15         started        signatures5 process6 dnsIp7 33 191.101.169.118, 4040, 49715 ASN-XTUDIONETES Chile 12->33 17 cmd.exe 1 12->17         started        21 conhost.exe 15->21         started        process8 dnsIp9 31 1.1.1.1 CLOUDFLARENETUS Australia 17->31 43 Uses ping.exe to sleep 17->43 23 conhost.exe 17->23         started        25 PING.EXE 1 17->25         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a25220d36761cb66dd0802e6bc007a963f4d6caea2f1cba85b078171766d6311/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-12 14:20:50 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ujjcbu3hmhfwnxiialtlyad2sy7u23fouly4xkc3a6axc5tnmmiq._file
Verdict:
unknown
Similar samples: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 817 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/200812-zaeer2w43j/
Behaviour
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a25220d36761cb66dd0802e6bc007a963f4d6caea2f1cba85b078171766d6311

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:RSharedStrings
Create hunting rule
Author:Katie Kleemola
Description:identifiers for remote and gmremote

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

iso 4037e5b24219d7adaa936d19be9d0d7b2c42385ff8242e011a9aa02094d24454

Executable exe a25220d36761cb66dd0802e6bc007a963f4d6caea2f1cba85b078171766d6311

(this sample)

  
Dropped by
MD5 f1db0a2cf6c9d7698bad49f9bd619525
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/44315/
  
Dropped by
SHA256 4037e5b24219d7adaa936d19be9d0d7b2c42385ff8242e011a9aa02094d24454

Comments